CY

Chuanfang Yang

DC Donaldson Company: 13 patents #94 of 695Top 15%
📍 Eden Prairie, MN: #208 of 1,491 inventorsTop 15%
🗺 Minnesota: #5,782 of 52,454 inventorsTop 15%
Overall (All Time): #364,719 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12350613 Liquid filtration media, filter elements and methods Derek O. Jones, Keh B. Dema, Stephen M. Larsen, Mike J. Madsen, Andrew J. Dallas +1 more 2025-07-08
12172111 Filter medium and breather filter structure Robert M. Rogers, Keh B. Dema, Brad E. Kahlbaugh, Linda M. Olson, Gregory LaVallee +5 more 2024-12-24
RE50226 Filter medium and structure Brad E. Kahlbaugh, Keh B. Dema, Linda M. Olson, Joe Israel, Derek O. Jones +5 more 2024-12-03
11565206 Liquid filtration media, filter elements and methods Derek O. Jones, Keh B. Dema, Stephen M. Larsen, Mike J. Madsen, Andrew J. Dallas +1 more 2023-01-31
11504663 Filter medium and breather filter structure Robert M. Rogers, Keh B. Dema, Brad E. Kahlbaugh, Linda M. Olson, Gregory LaVallee +5 more 2022-11-22
RE49097 Filter medium and structure Brad E. Kahlbaugh, Keh B. Dema, Linda M. Olson, Joe Israel, Derek O. Jones +5 more 2022-06-07
10610813 Filter medium and breather filter structure Robert M. Rogers, Keh B. Dema, Brad E. Kahlbaugh, Linda M. Olson, Gregory LaVallee +5 more 2020-04-07
RE47737 Filter medium and structure Brad E. Kahlbaugh, Keh B. Dema, Linda M. Olson, Joe Israel, Derek O. Jones +5 more 2019-11-26
10226723 Liquid filtration media, filter elements and methods Derek O. Jones, Keh B. Dema, Stephen M. Larsen, Mike J. Madsen, Andrew J. Dallas +1 more 2019-03-12
9795897 Systems, articles, and methods for removing water from hydrocarbon fluids Kirit Patel, Robert J. Pannepacker, Jr. 2017-10-24
9795906 Filter medium and breather filter structure Robert M. Rogers, Keh B. Dema, Brad E. Kahlbaugh, Linda M. Olson, Gregory LaVallee +5 more 2017-10-24
9056268 Liquid filtration media, filter elements and methods Derek O. Jones, Keh B. Dema, Stephen M. Larsen, Mike J. Madsen, Andrew J. Dallas +1 more 2015-06-16
8978899 Fluoropolymer fine fiber Ismael Ferrer 2015-03-17